South Thompson River

tributary of Thompson River

...British Columbia, Canada. The North Thompson (210 miles [340 km]) rises in the Cariboo Mountains east of Wells Gray Provincial Park and follows an easterly then southwesterly course to Kamloops; the South Thompson (206 miles) emerges from Shuswap Lake and flows northwesterly to Kamloops (see photograph), where the two streams unite for about 100 miles (160 km) and...